PIC16F627A Datasheet, PDF (144/168 Pages) Microchip Technology – FLASH-Based 8-Bit CMOS Microcontrollers

PIC16F627A/628A/648A
Parameter
No.
Sym Characteristic
Min
Typ† Max Units
CLKOUT ↑
PIC16LF62X Tosc+400 ns* — — ns
16
TckH2ioI Port in hold after CLKOUT ↑
0
— — ns
17
TosH2ioV OSC1↑ (Q1 cycle) to
PIC16F62X
—
50 150* ns
Port out valid
PIC16LF62X
—
— 300* ns
18
TosH2ioI OSC1↑ (Q2 cycle) to Port input invalid
(I/O in hold time)
100*
200*
— — ns
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
FIGURE 17-6:
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
VDD
MCLR
Internal
POR
PWRT
Time out
OST
Time out
Internal
RESET
Watchdog
Timer
RESET
I/O Pins
33
32
30
31
34
34
FIGURE 17-7:
BROWN-OUT DETECT TIMING
VDD
VBOR
35
DS40044A-page 142
Preliminary
 2002 Microchip Technology Inc.